Rivastigmine analysis reveals the challenge of tracking a fleeting brain drug
A review of 11 validated studies shows how ultra-sensitive analysis is reshaping efforts to measure rivastigmine, a rapidly cleared brain-targeted ...
Tag: LC-MS/MS
Rwanda’s Nyabugogo River Carries a Hidden Cocktail of Drugs, Pesticides, and Plant Chemicals
A first-of-its-kind screening of Rwanda's Nyabugogo River has detected 66 organic contaminants, revealing that pharmaceutical pollution peaks in urban Kigali ...
Two Blood Proteins Could Let Doctors Stage Alzheimer’s Disease With a Simple Draw
A new Nature Communications study shows that plasma eMTBR-tau243 and p-tau205 rise during the later tau aggregation stage of Alzheimer's ...
RNA 5-methylcytosine cancer biomarkers face a measurement gap, not a biology gap
A new review argues that the slow clinical translation of RNA 5-methylcytosine cancer biomarkers stems from a lack of analytically ...
Vitamin D3 Shows Surprising Non-Linear Link to Vitamin A in Chinese Children
A five-year analysis of 6,774 Chinese children reveals a non-linear, saturable relationship between serum vitamin D3 and retinol, with the ...
Fingertip blood microsampling with hematocrit-adjusted conversion shows promise for transplant drug monitoring
A validated fingertip microsampling method with individualized hematocrit-adjusted conversion can accurately monitor tacrolimus and mycophenolic acid in transplant recipients, offering ...
Scientists Ditch Costly Cleanup Step in New PFAS Test for Everyday Products
A new SPE-free co-solvation extraction method paired with LC-MS/MS detects extractable PFAS in plastics, metals, paper, fabrics, and cosmetics, cutting ...
Three Inocybe Mushrooms from Northern China Reveal Surprising Mixed Toxin Profiles
Two newly described Inocybe species from northern China carry unexpected combinations of muscarine, psilocybin, and psilocin, challenging ideas about toxin ...
Combo Therapy for Early Puberty Shows Hormone Safety in Six-Month Trial
A six-month LC-MS/MS study of 28 girls found that combined GnRHa and letrozole therapy suppressed estrogen and gonadal androgens without ...
N-nitrosamine investigation in a marketed drug: validated LC-MS/MS methods trace one rising impurity below its acceptable limit
University of Liege researchers validated three LC-MS/MS methods for 17 N-nitrosamines and applied them to 12 batches of a marketed ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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